FR2370850B1 - - Google Patents

Info

Publication number
FR2370850B1
FR2370850B1 FR7734296A FR7734296A FR2370850B1 FR 2370850 B1 FR2370850 B1 FR 2370850B1 FR 7734296 A FR7734296 A FR 7734296A FR 7734296 A FR7734296 A FR 7734296A FR 2370850 B1 FR2370850 B1 FR 2370850B1
Authority
FR
France
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR7734296A
Other languages
French (fr)
Other versions
FR2370850A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Coal Industry Patents Ltd
Original Assignee
Coal Industry Patents Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Coal Industry Patents Ltd filed Critical Coal Industry Patents Ltd
Publication of FR2370850A1 publication Critical patent/FR2370850A1/fr
Application granted granted Critical
Publication of FR2370850B1 publication Critical patent/FR2370850B1/fr
Granted legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/22—Equipment for preventing the formation of, or for removal of, dust
    • E21C35/23—Distribution of spraying-fluids in rotating cutter-heads

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)
FR7734296A 1976-11-16 1977-11-15 Machine d'abattage comportant un plateau de havage rotatif Granted FR2370850A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB47646/76A GB1550492A (en) 1976-11-16 1976-11-16 Mineral mining machines

Publications (2)

Publication Number Publication Date
FR2370850A1 FR2370850A1 (fr) 1978-06-09
FR2370850B1 true FR2370850B1 (en:Method) 1983-07-29

Family

ID=10445764

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7734296A Granted FR2370850A1 (fr) 1976-11-16 1977-11-15 Machine d'abattage comportant un plateau de havage rotatif

Country Status (5)

Country Link
US (1) US4154482A (en:Method)
AU (1) AU506822B2 (en:Method)
DE (1) DE2749409A1 (en:Method)
FR (1) FR2370850A1 (en:Method)
GB (1) GB1550492A (en:Method)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3032204C2 (de) * 1980-08-27 1985-10-31 Gebr. Eickhoff Maschinenfabrik U. Eisengiesserei Mbh, 4630 Bochum Schrämwalze für eine Walzenschrämmaschine
US4465318A (en) * 1981-10-13 1984-08-14 Coal Industry (Patents) Limited Rotary cutting head for mining machines with means for inducing airflow and sensing thereof
GB2152974B (en) * 1984-01-20 1987-05-07 Coal Ind Animal feeding bowls
FR2573474B1 (fr) * 1984-11-20 1986-12-26 Lorraine Houilleres Dispositif d'arrosage sectoriel pour l'abattage du charbon
AT381561B (de) * 1985-01-21 1986-11-10 Voest Alpine Ag Einrichtung zur zufuehrung von wasser zu den schraemkoepfen einer schraemmaschine
SE452495B (sv) * 1985-06-13 1987-11-30 Sandvik Ab Anordning for vetsketillforsel till ett verktyg for brytning av fasta material
US5047614A (en) * 1989-01-23 1991-09-10 Bianco James S Method and apparatus for computer-aided shopping
GB0613662D0 (en) * 2006-07-10 2006-08-16 Rotork Controls Improvements to valve actuators

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3102718A (en) * 1960-07-19 1963-09-03 Galion Jeffrey Mfg Co Mining machine cutting and breaking arm having sensing means
GB1234675A (en:Method) * 1969-03-04 1971-06-09
GB1336791A (en) * 1971-01-01 1973-11-07 Coal Industry Patents Ltd Dust suppression means for mining machines
GB1452862A (en) * 1974-01-18 1976-10-20 Coal Industry Patents Ltd Apparatus for ventilating cutter heads of mineral mining machines

Also Published As

Publication number Publication date
DE2749409A1 (de) 1978-05-18
FR2370850A1 (fr) 1978-06-09
AU506822B2 (en) 1980-01-24
US4154482A (en) 1979-05-15
GB1550492A (en) 1979-08-15
AU3044777A (en) 1979-05-17

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Legal Events

Date Code Title Description
ST Notification of lapse